Parameters Zeoturb Conventional metal salts Synthetic polymers
Sludge volume/dewatering Lower sludge volume, easier dewatering Higher disposal cost, hazardous materials
Contaminants handled

Total Suspended Solids

Turbidity

Algae

Color

Trace metals of ferric

iron/manganese

Reduces DPB's & organic matter

Total Suspended Solids

Color

Certain Organic Matter

Turbidity

Can Reduce DPB's in certain cases

Sustainability Goals Yes No
Overall cost Reduce overall cost (dosage/sludge disposal) Higher cost of dosage, pH adjustment and typical hazardous sludge disposal